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FlowViz vs Pumpkin Stencil Maker

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

FlowViz compared with Pumpkin Stencil Maker
DetailFlowViz logo FlowViz Pumpkin Stencil Maker
What it doesFree live Mermaid diagram editor with no signup required Turn your photo into a printable Halloween pumpkin carving stencil
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Freemium
PricingNot given Free: 1024px test print with a footer watermark. Print pack $4.99: 1500px PNG with no watermark, plus a US Letter or A4 PDF for about a 5, 7, or 9 inch face.
Key features
  • Live preview as you type
  • 21 diagram types including flowcharts, sequence, class, state, ER, Gantt, git graph, mindmap and timeline
  • Two-way editing for flowcharts
  • SVG and PNG export
  • Share diagrams as URLs with embedded diagram content
  • Built-in template picker and cheatsheet
  • No account or signup required
  • Works entirely in browser with local storage
  • Open Mermaid Live Editor links
  • Mermaid v11 syntax support
  • Free watermarked preview to check likeness before purchasing
  • Three-tone stencil system: cut (black), shave (gray), keep (white)
  • Automatic bridge detection to keep pieces attached during carving
  • High-resolution print pack with PNG and PDF formats
  • Sized PDF for 5, 7, or 9-inch carving faces
  • Works with portraits, pets, and logos
  • Supports JPEG and PNG image uploads
  • Image processing entirely in browser, no uploads
  • Hand-tuning service with 24-hour turnaround or full refund
What makes it different
  • No signup, paywall, or data collection required
  • Diagrams stay in your browser's local storage by default
  • Two-way editing that updates code when you edit the canvas
  • Live preview with no render button required
  • Clean SVG export for professional use in docs and slides
  • No photo upload required—all processing happens in your browser for privacy
  • Free preview with no sign-up needed to test your photo
  • Intelligent tone mapping automatically creates carvable stencils with strong pieces
  • Complete print pack includes carving instructions and legend
  • Human satisfaction guarantee with hand-tuning or full refund within 24 hours
Community votes00
DR (Domain Rating by Ahrefs)10 −4 (down) since last check4 no change since last check
Trust Flow (Majestic)56
Citation Flow (Majestic)2714
Referring domains (Majestic)763

4 details filled in for both companies.

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